Home / 7,220.48-10,830.65-2,026.35

Finding the Fourth Proportional to 7,220.48, 10,830.65 and 2,026.35

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Solution

The fourth proportional to 7,220.48, 10,830.65 and 2,026.35 is: 3,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.48 : 10,830.65 = 2,026.35 : x
  2. Step 2: Convert to fraction form
    7,220.48/10,830.65 = 2,026.35/x
  3. Step 3: Cross multiply
    7,220.48x = 10,830.65 × 2,026.35
  4. Step 4: Simplify right side
    7,220.48x = 21,946,677.50
  5. Step 5: Solve for x
    x = 21,946,677.50/7,220.48
  6. Step 6: Final answer
    x = 3,039.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.